A04_SOW.pdf

Aggregate Supply Contract for parking lot repairs at the Litchfield Wetland Management District

PROJECT MANUAL

United States Department of the Interior Fish and Wildlife Service

Infrastructure Management Division Region 3, Bloomington, MN 55437-1458

April 2023

TABLE OF CONTENTS

DIVISION 01 – GENERAL REQUIREMENTS

011000 General Requirements

DIVISION 32 – EXTERIOR IMPROVEMENTS

321123 Aggregate Base & Surface Courses

Attachments Refuge Maps

Table of Contents TOC - 1

GENERAL REQUIREMENTS (MATERIALS) 110000 - 1

SECTION 110000 – GENERAL REQUIREMENTS (MATERIALS)

PART 1 − GENERAL

1.1 SUMMARY

A. Section Includes:

1. Summary of work included under these specifications.

2. Site Location

3. Specifications

4. Government Testing

5. Site Access

6. Safety

1.2 SUMMARY OF WORK

A. The U.S. Fish & Wildlife Service is in need of aggregates for the repairs of parking lots at Waterfowl Production Areas on the Litchfield Wetland Management District (District).

The FWS staff is preparing to mobilize construction equipment to fill, grade, and pack parking lots at select locations across the District. The Contractor shall furnish & deliver to locations the following materials in the amounts specified and in compliance with the attached specifications.

MATERIALS LIST ESTIMATED QUANTITY

1. Class 5 Base Aggregate (gravel) 483 TONS

Project Locations Arctander WPA, Kandiyohi 10 yd3 ~15 TONS Lindgren Lake WPA, Kandiyohi 10 yd3 ~15 TONS New London WPA, Kandiyohi 88 yd3 ~132 TONS Weber WPA, Kandiyohi 82 yd3 ~123 TONS Florida Slough WPA, Kandiyohi 50 yd3 ~75 TONS Collegeville WPA, Stearns 42 yd3 ~63 TONS Lovell Lake WPA, Stearns 10 yd3 ~15 TONS McCormick Lake WPA, Stearns 10 yd3 ~15 TONS Angus Lake WPA, Wright 30 yd3 ~45 TONS

2. Crushed Granite [Class 2 Base (¾” – minus)] 30 TONS

Project Location

Lovell Lake WPA, Stearns 10 yd3 ~15 TONS Weber WPA, Kandiyohi 10 yd3 ~15 TONS

GENERAL REQUIREMENTS (MATERIALS) 110000 - 2

3. 36”+ Boulders 136 TONS

Project Location

Albion WPA, Wright 31 boulders ~69 TONS Angus Lake WPA, Wright 30 boulders ~67 TONS

B. A majority of the aggregate shall be delivered in July or August 2023 when the parking lots are anticipated to be repaired.

C. As part of construction, the District staff requests aggregate delivery to Florida Slough

WPA be tailgate spread along entrance road for identified parking lot. Grading, and packing would be completed by District staff.

D. Because of site conditions, the materials may require delivery by tandem axle dump truck instead of larger tractor trailers.

E. If additional amounts of materials are required to complete the project, the contractor and government shall negotiate for a per ton cost for additional materials to be delivered. If the actual amounts delivered to project sites are less than the estimate, then a credit to the government shall be given for the amounts not delivered to the site.

GENERAL REQUIREMENTS (MATERIALS) 110000 - 3

1.3 LOCATION & INSPECTION OF THE SITE

A. The work sites are located at parking lots within the Litchfield WMD. Additional information such as nearest address and delivery locations for each site are attached.

B. All prospective bidders, contractors, subcontractors, and related persons are encouraged to visit the site of the proposed work and to assess the location and extent of the work prior to submitting bids/quotes.

1.4 SPECIFICATIONS

A. The attached specifications provide the requirements for the materials to be supplied.

B. The contractor shall be required to submit testing reports to the government to ensure the materials being supplied meet the specifications.

C. Testing submittals shall be submitted to the Contracting Officers Representative (COR) for review and approval before materials are ordered, fabricated, or delivered.

1.5 GOVERNMENT TESTING

A. The Government may at its expense perform testing of the materials being supplied to ensure that they meet the required specifications. The contractor shall be required to cooperate with and supply a small amount of material for testing purposes.

1.6 SITE ACCESS & RIGHT OF WAY

A. Site access limitations may exist when entering and turning around on Government property. Contractor shall be responsible for complying with these limits.

B. All bidders are reminded that they are responsible for contacting the local entity such as township, county, or state having jurisdiction in the project vicinity to insure bidders are aware of any requirements of the local entity. These requirements are between the entity and the bidder. Load limits and other restrictions shall be obeyed.

1.7 SAFETY

A. Contractor shall be responsible for ensuring that all delivery vehicles have proper safety equipment, insurance, and trained operators.

B. The Contractor shall provide Material Safety Data Sheets (MSDS) for all hazardous materials brought on-site.

C. All equipment and delivery activities shall comply with OSHA Regulations and all accidents incidental to work performed under this contract shall be reported in accordance with OSHA reporting requirements. Additionally, a copy of the accident report shall be provided to the Contracting Officer.

D. Provide necessary Personnel Protective Equipment (PPE) as identified by MSDS and OSHA regulations. Provide documentation, workers have been trained in use of PPE prior to individual use.

END OF SECTION 110000

AGGREGATE BASE AND SURFACE COURSE 321123 - 1

SECTION 321123 − AGGREGATE BASE & SURFACE COURSES

PART 1 −GENERAL

1.1 SUMMARY

A. Section Includes:

1. Aggregate for Trail Base and Surface material repairs.

2. Aggregate for parking lot repairs.

1.2 REFERENCES

A. State of Minnesota Department of Transportation Standard Specifications for Highway Construction (MNDOT SS).

1.3 SUBMITTALS

A. Borrow Source(s): The Contractor shall provide the proposed source(s) for borrow material prior to initiation of work. Available/previous laboratory testing data shall be provided.

B. Test Reports: Submit 2 copies of the following test reports:

1. Gradation reports.

1.4 QUALITY ASSURANCE

A. Perform Work in accordance with the Minnesota Department of Transportation Standard Specifications for Highway Construction (MNDOT SS). General Conditions, Payment, and Quantity provisions of the MNDOT SS, do not apply to this project.

B. Ensure aggregate is delivered to the project site with a moisture content within ±4% of optimum moisture content for compaction purposes.

PART 2 −PRODUCTS

2.1 AGGREGATE MATERIALS

A. Aggregate: Consisting of Crushed Stone aggregate meeting the requirements of MNDOT SS, TYPE “2” Aggregate for Surface or Base. Recycled concrete aggregates shall not be used.

PART 3 − EXECUTION

3.1 DELIVERY

A. Inspect the project site conditions before delivery to ensure vehicles access is sufficient.

B. Provide delivery tickets with total weight of aggregate being delivered from a State of Minnesota approved scale.

C. Coordinate with the Refuge staff to determine the exact amount, timing, and location of delivery Also, coordinate if they need the aggregate tailgate spread or piled on site.

END OF SECTION 321123